Related Party Transactions - Schedule of Activity and Outstanding Balances Between Managed Investment Products and Company (Details) - Managed Investment Products - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Mar. 31, 2023	Mar. 31, 2022	Mar. 31, 2023	Mar. 31, 2022	Jun. 30, 2022
Related Party Transaction [Line Items]
Net realized and unrealized gain (loss) on investments	$ 895	$ (3,474)	$ (7,950)	$ (5,838)
Net realized and unrealized loss on investments of Consolidated Fund		(284)	(16)	(279)
Dividend income	849	$ 549	3,510	$ 1,651
Dividends receivable	300		300		$ 612
Investment management revenues receivable	1,136		1,136		1,241
Receivable for reimbursable expenses paid	985		985		592
Receivables from managed funds	$ 2,421		$ 2,421		$ 2,445